/* ==========================================================================
   产品介绍与版本对比页（versions.html）
   移植自 new/product.html + product.css，类名统一加 vs- 前缀避免与
   模板/Bootstrap 冲突；配色由 new/ 的深绿改为站内琥珀色系，
   工作台/对话示意等演示面板沿用顶栏同族的暗海军蓝（与首屏 ux-preview 一致）。
   ========================================================================== */

.vs-container { width: min(1240px, calc(100% - 80px)); margin-inline: auto; }

/* ---------- 首屏右列：积木工作台概念示意（暗面板，与 ux-preview 同族） ---------- */
.vs-workspace-wrap {
  position: relative; min-width: 0; margin-top: 20px; padding-bottom: 44px;
  perspective: 1400px;
  animation: vs-art-in .9s cubic-bezier(.2, .8, .2, 1) both;
  transition: transform .45s cubic-bezier(.2, .8, .2, 1);
}
.vs-workspace-wrap:hover { transform: translateY(-6px); }
@keyframes vs-art-in {
  from { opacity: 0; transform: translateY(26px); }
  to { opacity: 1; transform: translateY(0); }
}
.vs-workspace {
  width: 100%; background: #16212b;
  border: 1px solid #3a4750; border-radius: 10px;
  box-shadow: 0 30px 90px rgba(5, 12, 20, .5);
  transform: perspective(1400px) rotateY(-6deg) rotateX(3deg);
  overflow: hidden;
  transition: transform .45s cubic-bezier(.2, .8, .2, 1);
}
.vs-workspace-wrap:hover .vs-workspace {
  transform: perspective(1400px) rotateY(-4deg) rotateX(2deg);
}
.vs-window-bar {
  height: 36px; display: flex; align-items: center; gap: 18px; padding: 0 13px;
  background: #1b2833; font-size: 9px; color: #93a1ad;
  border-bottom: 1px solid #2c3944;
}
.vs-window-dots { display: flex; gap: 5px; }
.vs-window-dots i { width: 6px; height: 6px; border-radius: 50%; background: #677780; }
.vs-window-dots i:first-child { background: #d38d79; }
.vs-window-dots i:nth-child(2) { background: #d8b870; }
.vs-window-dots i:last-child { background: #92b87a; }
.vs-saved { margin-left: auto; font-size: 8px; }
.vs-status-dot {
  display: inline-block; width: 5px; height: 5px;
  background: #f5c26b; border-radius: 50%;
  box-shadow: 0 0 8px #f5c26b40; vertical-align: middle;
}
.vs-saved .vs-status-dot { margin-right: 5px; }
.vs-workspace-toolbar {
  height: 43px; display: flex; align-items: center; gap: 10px; padding: 0 14px;
  border-bottom: 1px solid #2c3944; font-size: 9px; color: #8b98a6;
}
.vs-mini-logo { font-weight: 800; color: #fff; font-size: 14px; }
.vs-mini-logo span { color: #f5c26b; }
.vs-editor-tabs { display: flex; margin-left: auto; align-items: center; gap: 12px; }
.vs-editor-tabs b {
  padding: 5px 9px; border-radius: 4px;
  background: #f5c26b1a; color: #f5c26b; font-weight: 400;
}
.vs-editor { display: flex; min-height: 265px; }
.vs-toolbox {
  width: 94px; flex-shrink: 0; background: #131a22; padding: 15px 10px;
  display: flex; flex-direction: column; gap: 10px;
  font-size: 9px; color: #93a1ad;
}
.vs-toolbox-title { color: #6b7a87; font-size: 8px; }
.vs-toolbox i {
  width: 6px; height: 6px; display: inline-block; border-radius: 2px; margin-right: 6px;
}
.vs-toolbox .yellow { background: #c7a15d; }
.vs-toolbox .green { background: #88ab63; }
.vs-toolbox .blue { background: #638ebc; }
.vs-toolbox .pink { background: #bd7c95; }
.vs-toolbox .purple { background: #9284be; }
.vs-toolbox-divider { border-top: 1px solid #2c3944; margin-top: 3px; }
.vs-block-canvas {
  position: relative; flex: 1; padding: 20px 18px;
  background-color: #131c24;
  background-image: radial-gradient(#93a1ad24 .75px, transparent .75px);
  background-size: 15px 15px;
  overflow: hidden;
}
.vs-canvas-label { font-size: 9px; color: #7f8f9c; }
.vs-blocks {
  margin-top: 35px; font-size: 10px;
  position: relative; z-index: 1; white-space: nowrap;
}
.vs-block {
  width: max-content; padding: 9px 11px; border-radius: 4px;
  box-shadow: inset 0 1px 0 #ffffff20; color: #fff4d9;
}
.vs-block b {
  font-weight: 400; border: 1px solid #ffffff25; border-radius: 3px;
  padding: 2px 4px; margin-inline: 3px;
}
.vs-block-event { background: #967032; position: relative; }
.vs-block-event:before {
  content: ""; position: absolute; top: -5px; left: 18px;
  width: 22px; height: 6px; border-radius: 4px 4px 0 0; background: #967032;
}
.vs-block-body { border-left: 9px solid #967032; padding-left: 8px; }
.vs-block-call { background: #706093; }
.vs-block-text {
  display: block; background: #a4596b;
  margin: 7px 0 0 20px; font-size: 9px; padding: 7px;
}
.vs-block-end {
  height: 9px; width: 190px; background: #967032; border-radius: 0 0 4px 4px;
}
.vs-canvas-zoom {
  position: absolute; bottom: 14px; left: 15px; font-size: 10px; color: #8b99a5;
  background: #1b2731; padding: 3px 8px; border: 1px solid #2e3b46; border-radius: 4px;
}
.vs-canvas-zoom span { padding-inline: 10px; font-size: 8px; }
.vs-workspace-bottom {
  display: flex; justify-content: space-between; padding: 7px 12px;
  border-top: 1px solid #2c3944; font-size: 8px; color: #7f909c;
}
.vs-workspace-bottom .vs-status-dot { margin-right: 5px; }

/* 手机预览：暖白屏 + 琥珀点缀 */
.vs-phone-preview {
  position: absolute; right: -18px; bottom: 4px; width: 148px; padding: 5px;
  border: 2px solid #46586e; border-radius: 25px; background: #101820;
  transform: rotate(7deg); box-shadow: 0 20px 40px rgba(5, 12, 20, .5); z-index: 3;
}
.vs-phone-speaker {
  position: absolute; top: 9px; left: 50%; transform: translateX(-50%);
  width: 40px; height: 9px; background: #0c141b; border-radius: 10px;
}
.vs-phone-screen {
  background: #fbf7ee; min-height: 275px; border-radius: 19px;
  padding: 10px 10px 16px; text-align: center; color: #33404d;
  position: relative; overflow: hidden;
}
.vs-phone-time {
  display: flex; justify-content: space-between;
  font-size: 7px; font-weight: 700; padding: 0 2px 16px;
}
.vs-app-icon {
  display: block; width: 35px; height: 35px; line-height: 35px;
  background: #f5c26b; color: #94600e; margin: 0 auto 10px;
  border-radius: 11px; font-size: 25px;
}
.vs-phone-screen h3 { font-size: 14px; color: #263449; }
.vs-phone-screen p { font-size: 6px; margin: 7px 0 15px; }
.vs-note-card {
  text-align: left; background: #fff; padding: 10px 8px; border-radius: 7px;
  font-size: 7px; box-shadow: 0 3px 8px #0000000d;
}
.vs-note-card span { display: block; font-size: 6px; color: #98a1ab; margin-bottom: 5px; }
.vs-note-card b { display: block; font-size: 7px; color: #263449; }
.vs-note-card small { display: block; font-size: 6px; color: #8a95a0; margin-top: 5px; }
.vs-phone-screen button {
  width: 100%; background: #f5c26b; color: #283449;
  font-size: 8px; border: 0; border-radius: 5px; padding: 8px 0; margin-top: 13px;
  transition: background .2s ease;
}
.vs-phone-screen button:hover { background: #efb34e; }
.vs-phone-caption { display: block; font-size: 6px; color: #98a1ab; margin-top: 16px; }
#vs-demo-toast {
  position: absolute; bottom: 60px; left: 7px; right: 7px; padding: 12px 4px;
  border-radius: 7px; background: #263449ef; color: #fff;
  font-size: 8px; box-shadow: 0 5px 18px #0003;
}
.vs-ai-float {
  display: flex; align-items: center; gap: 12px;
  position: absolute; bottom: 5px; left: 16px; padding: 13px 19px;
  border: 1px solid #3a4750; border-radius: 8px; background: #1c2630f2;
  box-shadow: 0 10px 25px #0003; z-index: 4;
}
.vs-sparkle { font-size: 26px; color: #f5c26b; }
.vs-ai-float b { display: block; font-size: 11px; font-weight: 500; color: #eef3f7; }
.vs-ai-float div > span { display: block; color: #93a1ad; font-size: 8px; margin-top: 3px; }

/* ---------- 首屏文案补充 ---------- */
.vs-announce {
  display: inline-flex; gap: 9px; align-items: center;
  border: 1px solid #f5c26b38; background: #f5c26b0d; border-radius: 30px;
  padding: 6px 12px; color: #f0d9a8; font-size: 11px; margin-bottom: 26px;
  transition: background .2s ease, border-color .2s ease;
}
.vs-announce:hover { background: #f5c26b1a; border-color: #f5c26b60; color: #f5e2b8; }
.vs-hero-notes { display: flex; gap: 20px; margin-top: 23px; color: #c9d2dc; font-size: 10px; }
.vs-hero-notes span:before { content: "✓"; color: #f5c26b; margin-right: 6px; }
.vs-hero-accent, .vs-title-dot { color: #f5c26b; }

/* 首屏下缘：受众速览条 */
.vs-hero-bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 25px;
  padding-block: 23px; font-size: 11px; color: #667286;
  border-bottom: 1px solid #ece5d8;
}
.vs-hero-bottom > div { display: flex; gap: 38px; color: #263449; font-size: 12px; }
.vs-hero-bottom > a { font-size: 10px; color: #94600e; }
.vs-hero-bottom > a:hover { color: #c6811c; }

/* ---------- 通用区块 ---------- */
.vs-section { padding-block: 90px; }
.vs-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; margin-bottom: 42px; }
.vs-eyebrow {
  color: #c6811c; font-size: 11px; font-weight: 600;
  letter-spacing: 2.2px; text-transform: uppercase; margin: 0 0 12px;
}
.vs-heading h2, .vs-faq h2 { color: #263449; font-size: 34px; font-weight: 600; line-height: 1.35; }
.vs-heading > p { color: #667286; font-size: 13px; line-height: 1.9; margin: 0; }
.vs-text-link { color: #94600e; font-size: 13px; display: inline-block; }
.vs-text-link:hover { color: #c6811c; }
.vs-text-link span { margin-left: 12px; }

/* ---------- 产品能力 ---------- */
.vs-feature-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 18px; }
.vs-feature-card {
  background: #fff; border: 1px solid #ece5d8; border-radius: 10px;
  padding: 28px; overflow: hidden; min-width: 0;
  transition: transform .2s ease, box-shadow .25s ease, border-color .25s ease;
}
.vs-feature-card:hover {
  transform: translateY(-3px); border-color: #e6be7a;
  box-shadow: 0 10px 24px rgba(199, 145, 60, .14);
}
.vs-feature-large { grid-row: span 2; padding: 32px; }
.vs-feature-top { display: flex; justify-content: space-between; align-items: center; }
.vs-feature-icon { color: #c6811c; font-size: 26px; display: block; line-height: 1; margin-bottom: 19px; }
.vs-feature-top .vs-feature-icon { margin: 0; }
.vs-tag {
  display: inline-block; border: 1px solid #e6be7a; color: #94600e;
  font-size: 10px; padding: 3px 9px; border-radius: 5px; background: #fdf0d8;
  white-space: nowrap;
}
.vs-tag-neutral { color: #667286; background: #f7f8fa; border-color: #e5e8ed; }
.vs-feature-card h3 { color: #263449; font-size: 20px; margin-bottom: 12px; font-weight: 550; }
.vs-feature-large h3 { font-size: 24px; margin-top: 28px; }
.vs-feature-card p { font-size: 13px; color: #667286; line-height: 1.9; max-width: 420px; }

/* AI 对话示意：暗面板（同首屏演示面板一族） */
.vs-ai-conversation {
  margin-top: 27px; border: 1px solid #2c3944; background: #16212b;
  border-radius: 8px; padding: 20px; font-size: 11px; color: #93a1ad;
}
.vs-user-prompt {
  padding: 10px 13px; border-radius: 7px 7px 0 7px; margin-left: 20px;
  background: #a4761c; color: #ffedce;
}
.vs-ai-response { display: flex; gap: 10px; margin-top: 21px; color: #aeb9c4; line-height: 1.9; }
.vs-ai-response > span { color: #f5c26b; font-size: 21px; }
.vs-ai-response ol { padding-left: 18px; line-height: 2.2; margin: 10px 0 0; }
.vs-ai-response li::marker { color: #f5c26b; }
.vs-example-label { display: block; text-align: right; color: #8b98a6; font-size: 9px; margin-top: 8px; }
.vs-feature-footnote { display: block; color: #98a1ab; font-size: 10px; margin-top: 16px; }

.vs-mini-blocks { margin-top: 20px; display: flex; align-items: center; gap: 0; font-size: 11px; }
.vs-mini-blocks span { padding: 8px 13px; border-radius: 4px; background: #826330; color: #ffe4b0; }
.vs-mini-blocks span + span {
  background: #64527f; color: #e6d3ff; margin-left: -4px; transform: translateY(8px);
}
.vs-capability-tags { display: flex; gap: 8px; margin-top: 22px; }
.vs-capability-tags span {
  font-size: 10px; color: #94600e; border: 1px solid #d8c9a5; border-radius: 5px; padding: 4px 10px;
}
.vs-capability-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 40px; }
.vs-capability-strip > div { border-top: 1px solid #ece5d8; padding-top: 21px; }
.vs-capability-strip span { color: #c6811c; font-size: 11px; }
.vs-capability-strip h3 { color: #263449; font-size: 16px; font-weight: 500; margin: 12px 0 8px; }
.vs-capability-strip p { color: #667286; font-size: 12px; }

/* ---------- 版本选择（四列并排对比：在线/离线/机房/教育） ---------- */
.vs-editions { background: #f7f8fa; border-block: 1px solid #ece5d8; }
.vs-edition-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.vs-edition-card {
  min-width: 0; padding: 24px 20px; background: #fff;
  border: 1px solid #ece5d8; border-radius: 10px; scroll-margin-top: 110px;
  transition: transform .2s ease, box-shadow .25s ease, border-color .25s ease;
}
.vs-edition-card:hover {
  transform: translateY(-3px); border-color: #e6be7a;
  box-shadow: 0 10px 24px rgba(199, 145, 60, .14);
}
/* 推荐卡（在线版）浅琥珀高亮，呼应老版对比表的推荐列 */
.vs-edition-card:first-child {
  border-color: #e6be7a;
  background: linear-gradient(145deg, #fff8ec, #fffdf8 70%);
}
.vs-edition-number { font-size: 10px; letter-spacing: 1.7px; color: #c6811c; }
.vs-edition-title { display: flex; align-items: center; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.vs-edition-title h3 { font-size: 22px; font-weight: 600; color: #263449; }
.vs-edition-card .vs-tag { font-size: 9.5px; padding: 2px 7px; }
.vs-edition-intro { color: #667286; font-size: 11.5px; margin-top: 12px; }
.vs-edition-visual {
  height: 112px; margin: 18px 0; display: flex; align-items: center; justify-content: center;
  gap: 8px; border-block: 1px solid #f0e9db;
  background: radial-gradient(ellipse, #f5c26b14, transparent 65%);
  color: #b07818;
}
.vs-visual-device {
  font-size: 24px; border: 1px solid #d8c9a5; border-radius: 7px;
  width: 34px; height: 34px; line-height: 31px; text-align: center;
}
.vs-connection { min-width: 0; overflow: hidden; white-space: nowrap; font-size: 11px; color: #c9b285; letter-spacing: 0; }
.vs-cloud-symbol { font-size: 42px; line-height: 1; }
.vs-desktop-outline {
  border: 1px solid #9db0c4; width: 112px; height: 62px; border-radius: 5px;
  position: relative; padding: 9px; color: #667286;
}
.vs-desktop-outline:after {
  content: ""; position: absolute; height: 10px; bottom: -12px; left: 30px; right: 30px;
  border-bottom: 2px solid #9db0c4;
}
.vs-desktop-outline span { display: block; font-size: 12px; color: #94600e; }
.vs-desktop-outline b { font-size: 7px; font-weight: 400; letter-spacing: 1px; }
.vs-education-visual { flex-direction: column; gap: 0; color: #8d7fa8; }
.vs-education-visual > span { font-size: 30px; line-height: 1.1; }
.vs-education-visual i {
  height: 15px; width: 84px;
  border-top: 1px solid #a294bd; border-left: 1px solid #a294bd; border-right: 1px solid #a294bd;
  margin-top: 10px;
}
.vs-education-visual > div { display: flex; gap: 22px; font-size: 21px; line-height: 1; }
.vs-education-visual b { font-weight: 400; }
/* 机房版示意：教师主机 ▣ + 局域网 + 学生机一排 */
.vs-lab-students { display: flex; gap: 6px; }
.vs-lab-students b {
  width: 22px; height: 22px; font-weight: 400; font-size: 13px;
  border: 1px solid #9db0c4; border-radius: 5px;
  line-height: 20px; text-align: center; color: #667286;
}
.vs-edition-audience { font-size: 11.5px; color: #4b5768; }
.vs-edition-card ul { list-style: none; padding: 0; margin: 18px 0 24px; color: #667286; font-size: 10.5px; line-height: 1.9; }
.vs-edition-card li { margin-bottom: 9px; }
.vs-edition-card li:before { content: "✓"; color: #c6811c; margin-right: 8px; }
.vs-edition-card .ux-button {
  display: flex; width: 100%; min-height: 42px; font-size: 11px;
  justify-content: space-between; padding: 10px 12px;
}
.vs-edition-secondary { display: block; text-align: center; color: #94600e; font-size: 11px; margin-top: 15px; }
.vs-edition-secondary:hover { color: #c6811c; }
.vs-edition-help {
  display: flex; justify-content: space-between; gap: 20px;
  margin-top: 25px; font-size: 12px; color: #667286;
}
.vs-edition-help b { font-weight: 500; color: #263449; margin-right: 10px; }
.vs-edition-help a { color: #94600e; white-space: nowrap; }
.vs-edition-help a:hover { color: #c6811c; }
/* 鸿蒙先行版（默认隐藏，?dispoh 开启） */
.vs-harmony {
  display: flex; align-items: center; justify-content: space-between; gap: 35px;
  border: 1px solid #e6be7a; padding: 30px; margin-top: 35px;
  border-radius: 10px; background: #fdf9f1;
}
.vs-harmony h3 { font-size: 25px; margin: 13px 0; color: #263449; }
.vs-harmony p { font-size: 12px; color: #667286; max-width: 650px; }

/* ---------- 创作流程 ---------- */
.vs-workflow { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.vs-workflow > div > p:not(.vs-eyebrow) { color: #667286; margin: 24px 0; font-size: 13px; }
.vs-steps { list-style: none; padding: 0; margin: 0; }
.vs-steps li { display: flex; gap: 25px; padding: 27px 0; border-bottom: 1px solid #ece5d8; }
.vs-steps li:first-child { padding-top: 0; }
.vs-steps li > span {
  display: grid; place-items: center; width: 43px; height: 43px; flex-shrink: 0;
  border: 1px solid #e6be7a; background: #fdf0d8; border-radius: 50%;
  color: #94600e; font-size: 12px;
}
.vs-steps h3 { font-size: 18px; font-weight: 500; margin: 4px 0 10px; color: #263449; }
.vs-steps p { color: #667286; font-size: 12px; }

/* ---------- FAQ ---------- */
.vs-faq {
  border-top: 1px solid #ece5d8; padding-block: 60px 90px;
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px;
}
.vs-faq h2 { font-size: 24px; }
.vs-faq-list details { border-bottom: 1px solid #ece5d8; }
.vs-faq-list summary {
  list-style: none; cursor: pointer; padding: 20px 0; font-size: 14px;
  color: #263449; display: flex; justify-content: space-between; gap: 15px;
}
.vs-faq-list summary::-webkit-details-marker { display: none; }
.vs-faq-list summary > span { color: #c6811c; transition: transform .25s ease; }
.vs-faq-list details[open] summary > span { transform: rotate(45deg); }
.vs-faq-list details > p { font-size: 13px; color: #667286; padding: 0 22px 22px 0; line-height: 1.9; }
.vs-faq-list details a { color: #94600e; }

/* ---------- 结尾 CTA：暗色收尾卡（与首屏演示面板呼应） ---------- */
.vs-closing {
  position: relative; overflow: hidden; padding: 55px 60px;
  background: radial-gradient(ellipse at right, #f5c26b26, transparent 65%), #16212b;
  border: 1px solid #3a4750; border-radius: 12px;
}
.vs-closing .vs-eyebrow { color: #f5c26b; }
.vs-closing h2 { color: #f2f6fa; font-size: 40px; }
.vs-closing > p { color: #93a1ad; font-size: 13px; margin-top: 18px; }
.vs-closing-art {
  position: absolute; right: 90px; top: -80px;
  font-size: 360px; line-height: 1.5; color: #f5c26b15;
  pointer-events: none; transform: rotate(15deg);
}
.vs-closing .ux-actions { position: relative; z-index: 1; }
.vs-closing { margin-bottom: 90px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .vs-toolbox { width: 75px; padding-inline: 8px; }
  .vs-block-canvas { padding-inline: 12px; }
  .vs-blocks { font-size: 8px; }
  .vs-block-text { font-size: 7px; }
  .vs-connection { letter-spacing: 0; }
  .vs-hero-bottom > div { gap: 25px; }
}
@media (max-width: 991px) {
  /* 首屏双列过窄，lg 以下改为上下堆叠（Bootstrap row 子元素默认整行） */
  .vs-hero .col-lg-5 { margin-top: 35px; }
  .vs-workspace-wrap {
    width: 90%; max-width: 600px; justify-self: center; margin-right: 25px;
  }
  .vs-editor { min-height: 290px; }
  .vs-blocks { font-size: 11px; }
  .vs-phone-preview { width: 157px; bottom: 10px; }
  .vs-phone-screen { min-height: 285px; }
  .vs-ai-float { padding: 13px 19px; }
  .vs-ai-float b { font-size: 12px; }
  .vs-ai-float div > span { font-size: 9px; }
  .vs-hero-bottom > a { display: none; }
  .vs-hero-bottom > div { gap: 20px; }
  .vs-edition-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .vs-edition-title { flex-wrap: wrap; }
  .vs-edition-title h3 { font-size: 23px; }
  .vs-edition-card li { line-height: 1.8; margin-bottom: 12px; }
  .vs-edition-intro { min-height: 42px; }
  .vs-edition-card ul { min-height: 145px; }
  .vs-workflow { gap: 40px; }
  .vs-faq { grid-template-columns: 1fr; gap: 20px; padding-block: 50px 65px; }
}
@media (max-width: 760px) {
  .vs-section { padding-block: 58px; }
  .vs-heading { display: block; margin-bottom: 29px; }
  .vs-heading h2 { font-size: 29px; }
  .vs-heading > p { margin-top: 20px; font-size: 12px; }
  .vs-heading .vs-text-link { margin-top: 22px; }
  .vs-feature-grid { grid-template-columns: 1fr; gap: 14px; }
  .vs-feature-card, .vs-feature-large { padding: 24px; }
  .vs-feature-large { grid-row: auto; }
  .vs-feature-large h3 { font-size: 21px; }
  .vs-feature-card h3 { font-size: 19px; }
  .vs-feature-card p { font-size: 12px; }
  .vs-ai-conversation { padding: 15px; font-size: 10px; }
  .vs-user-prompt { margin-left: 8px; }
  .vs-capability-strip { grid-template-columns: 1fr; gap: 20px; margin-top: 28px; }
  .vs-capability-strip > div { position: relative; padding: 18px 0 0 40px; }
  .vs-capability-strip span { position: absolute; left: 0; top: 22px; }
  .vs-capability-strip h3 { margin-top: 0; }
  .vs-edition-grid { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .vs-edition-card { padding: 27px; }
  .vs-edition-title { flex-wrap: nowrap; }
  .vs-edition-title h3 { font-size: 25px; }
  .vs-edition-intro { min-height: 0; }
  .vs-edition-visual { height: 115px; margin-block: 19px; }
  .vs-edition-card ul { min-height: 0; font-size: 12px; line-height: 2; margin-block: 20px 25px; }
  .vs-edition-card li { margin-bottom: 12px; }
  .vs-edition-card .ux-button { font-size: 13px; padding: 12px 17px; min-height: 46px; }
  .vs-edition-secondary { font-size: 12px; margin-top: 17px; }
  .vs-edition-help { display: block; font-size: 11px; }
  .vs-edition-help b { display: block; margin-bottom: 5px; }
  .vs-edition-help a { display: inline-block; margin-top: 12px; }
  .vs-workflow { grid-template-columns: 1fr; gap: 35px; }
  .vs-steps li { padding-block: 22px; gap: 18px; }
  .vs-steps h3 { font-size: 16px; }
  .vs-faq { padding-block: 38px 50px; }
  .vs-faq h2 { font-size: 23px; }
  .vs-faq-list summary { font-size: 13px; }
  .vs-closing { padding: 35px 25px; margin-bottom: 58px; }
  .vs-closing h2 { font-size: 32px; }
  .vs-closing > p { font-size: 12px; }
  .vs-closing-art { font-size: 250px; right: -100px; top: -30px; }
  .vs-harmony { flex-direction: column; align-items: flex-start; padding: 24px; gap: 24px; }
  .vs-harmony h3 { font-size: 22px; }
  .vs-hero-bottom { flex-direction: column; align-items: flex-start; gap: 12px; padding-block: 22px; }
  .vs-hero-bottom > span { font-size: 10px; }
  .vs-hero-bottom > div { width: 100%; justify-content: space-between; font-size: 11px; gap: 12px; }
  /* 小屏工作台收窄 + 取消 3D 透视 */
  .vs-workspace-wrap { width: calc(100% - 20px); margin-top: 15px; margin-right: 20px; padding-bottom: 42px; }
  .vs-workspace, .vs-workspace-wrap:hover .vs-workspace { transform: none; }
  .vs-editor { min-height: 240px; }
  .vs-toolbox { width: 67px; font-size: 8px; padding: 12px 7px; gap: 10px; }
  .vs-toolbox-title { font-size: 7px; }
  .vs-block-canvas { padding: 17px 10px; }
  .vs-blocks { font-size: 8px; margin-top: 32px; }
  .vs-block { padding: 8px; }
  .vs-block-text { font-size: 7px; margin-left: 8px; }
  .vs-block-end { width: 155px; }
  .vs-window-bar { gap: 10px; font-size: 8px; padding-inline: 10px; }
  .vs-workspace-toolbar { padding: 0 10px; font-size: 8px; }
  .vs-phone-preview { width: 120px; right: -19px; bottom: 14px; border-radius: 22px; }
  .vs-phone-screen { min-height: 237px; padding: 9px 7px 12px; border-radius: 16px; }
  .vs-ai-float { left: 3px; bottom: 0; gap: 8px; padding: 9px 11px; max-width: calc(100% - 70px); }
  .vs-ai-float b { font-size: 9px; }
  .vs-ai-float div > span { font-size: 7px; }
  .vs-sparkle { font-size: 20px; }
}
@media (max-width: 360px) {
  .vs-hero .ux-actions { gap: 8px; }
  .vs-window-bar .vs-saved { display: none; }
  .vs-editor-tabs { gap: 4px; }
  .vs-ai-float b { font-size: 8px; }
  .vs-blocks { font-size: 7px; }
  .vs-block-text { font-size: 6px; }
  .vs-feature-card { padding: 20px; }
  .vs-edition-card { padding: 23px; }
  .vs-closing .ux-actions { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  .vs-workspace-wrap { animation: none; transition: none; transform: none; }
  .vs-workspace { transition: none; }
  .vs-feature-card, .vs-edition-card { transition: none; }
  .vs-feature-card:hover, .vs-edition-card:hover { transform: none; }
  .vs-faq-list summary > span { transition: none; }
}

/* 首屏（仅主页加载本文件）：缩短首屏高度，让文字/插画更贴近顶栏。
   覆盖 style.css 的 796px（选择器同链、本文件后加载故生效），平板及以下仍用原断点 */
@media (min-width: 992px) {
  .home-slider-area .home-slider-container .home-slider-wrapper.slider-default .slider-content-two-area { height: 680px; }
}

/* ---------- 详细对比表（自 versions_old.html 移入；白卡+推荐列琥珀高亮，与本页浅色体系同源） ---------- */
.version-comparison {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: #fff;
  border: 1px solid #e5e8ed;
  border-radius: 14px;
  box-shadow: 0 12px 32px rgba(50, 72, 106, .07);
}
.comparison-table {
  min-width: 900px;
  width: 100%;
  border-collapse: collapse;
}
.comparison-table th,
.comparison-table td {
  padding: 16px 18px;
  text-align: center;
  border-bottom: 1px solid #edf0f4;
  vertical-align: top;
}
.comparison-table thead th {
  background: #fff;
  font-weight: 600;
  color: #263449;
  border-bottom: 2px solid #e6be7a;
}
.comparison-table tbody tr:last-child td { border-bottom: 0; }
/* 首列为维度名：左对齐灰字，与数据列以细线分隔 */
.comparison-table th:first-child,
.comparison-table td:first-child {
  text-align: left;
  color: #667286;
  background: #fbfcfd;
  font-weight: 500;
  border-right: 1px solid #edf0f4;
}
.comparison-table tbody tr:hover td { background: #fffaf2; }
.comparison-table tbody tr:hover td:first-child { background: #faf6ee; }
.comparison-table tbody tr:hover td:nth-child(2) { background: #fdf2da; }
.version-header {
  background: transparent;
  color: #263449;
  border-radius: 0;
  padding: 6px 0 2px;
}
.version-name {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.version-price {
  font-size: .95rem;
  color: #94600e;
  margin-bottom: 12px;
}
.feature-list {
  text-align: left;
  padding-left: 0;
}
.feature-list li {
  margin-bottom: 8px;
  list-style: none;
  position: relative;
  padding-left: 22px;
  color: #4b5768;
}
.feature-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #c6811c;
  font-weight: bold;
}
.recommended-badge {
  background: #f5c26b;
  color: #283449;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 600;
  margin-left: 8px;
  vertical-align: middle;
  position: relative;
  top: -2px;
}
/* 推荐列（在线版）整列浅琥珀高亮 + 顶部琥珀条 */
.comparison-table th:nth-child(2),
.comparison-table td:nth-child(2) { background: #fff8ec; }
.comparison-table th:nth-child(2) { box-shadow: inset 0 3px 0 #f5c26b; }
.btn-version {
  padding: 11px 26px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  margin: 10px 0 4px;
  transition: all .2s ease;
  line-height: 1;
}
/* 主推列实心琥珀，其余描边次级——与站内顾问按钮的主次层级一致 */
.btn-online { background: #f5c26b; color: #283449; }
.btn-offline,
.btn-lab,
.btn-education {
  background: #fff;
  color: #94600e;
  border: 1px solid #e6be7a;
}
.btn-version:hover {
  transform: translateY(-1px);
}
.btn-online:hover { background: #efb34e; color: #28323f; }
.btn-offline:hover,
.btn-lab:hover,
.btn-education:hover { background: #fff4de; color: #7a4f07; }

/* ---------- 共有特色功能卡（自 versions_old.html 移入；margin 归零，改由 vs-section 控节奏） ---------- */
.common-features {
  background: linear-gradient(180deg, #fdf9f1, #fff);
  border: 1px solid #f0e4cf;
  border-top: 3px solid #e6be7a;
  border-radius: 14px;
  padding: 36px 32px;
  margin: 0;
  box-shadow: 0 12px 32px rgba(50, 72, 106, .05);
}
.common-features h3 {
  color: #263449;
  font-weight: 700;
  margin-bottom: 8px;
  text-align: center;
}
/* 标题下短琥珀条 */
.common-features h3:after {
  content: '';
  display: block;
  width: 36px;
  height: 3px;
  background: #f5c26b;
  border-radius: 2px;
  margin: 10px auto 0;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
  gap: 20px;
  margin-top: 24px;
}
.feature-item {
  background: #fff;
  padding: 22px 20px;
  border: 1px solid #ece5d8;
  border-radius: 12px;
  transition: transform .18s ease, box-shadow .25s ease, border-color .25s ease;
}
.feature-item:hover {
  transform: translateY(-3px);
  border-color: #e6be7a;
  box-shadow: 0 10px 24px rgba(199, 145, 60, .14);
}
/* 图标统一衬底容器 */
.feature-icon {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  line-height: 1;
  background: #fdf0d8;
  border-radius: 12px;
  margin-bottom: 14px;
  color: #b07818;
  transition: transform .2s ease;
}
.feature-item:hover .feature-icon { transform: scale(1.08); }
.feature-item h5 { font-size: 1.02rem; margin-bottom: 8px; }
.feature-item h5 a { color: #263449; text-decoration: none; }
.feature-item h5 a:hover {
  color: #94600e;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.feature-item p {
  color: #667286;
  font-size: .92rem;
  line-height: 1.7;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .comparison-table th,
  .comparison-table td {
    padding: 10px 8px;
    font-size: 0.9rem;
  }
  .version-name { font-size: 1.2rem; }
  .version-price { font-size: 1rem; }
  .btn-version {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
  .feature-list li { font-size: 0.85rem; }
}
@media (max-width: 576px) {
  .comparison-table th,
  .comparison-table td {
    padding: 8px 5px;
    font-size: 0.8rem;
  }
  .version-name { font-size: 1rem; }
}